phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4399eb49de5ff18bf102c6053c0540c9', -1, 1714091451, 1714091451, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php